Jump cup



FIG. 1 is an isometric view of the jump cup including broken lines, which are used in the present drawing to represent environment and which form no part of the claimed design;

FIG. 2 is a top view of the jump cup;

FIG. 3 is a bottom view of the jump cup;

FIG. 4 is a back view of the jump cup;

FIG. 5 is a front view of the jump cup;

FIG. 6 is a right view of the jump cup; and,

FIG. 7 is a left view of the jump cup. 

CLAIM The ornamental design for a jump cup, as shown and described. 